Slang is the use of informal words and expressions that are not considered standard in the speaker's language or dialect but are considered acceptable in certain social settings. Slang expressions may act as: euphemisms; a means of identifying with one's peers. General slang includes words that are not specific for any social or professional group, whereas special slang is peculiar for some such group: teenager slang, university slang, public school slang, Air Force slang, football slang, sport slang, sea slang, and so on General slang: make one’s bones-убивать кого-нибудь, old flame-старая любовь, burpwater-газировка. Sport (special) slang: zebra-рефери.